-al -ic -ol a-a a-b a-c a-i aaa aab aac aai aal aam aao aar ab- aba abb abc abi abl abm abo abr ac- aca acb acc aci acl acm aco acr ai- aia aib aic aii ail aim aio air al- ala alb alc ali all alm alo alr ama amb amc ami aml amm amo amr aoa aob aoc aoi aol aom aoo aor ar- ara arb arc ari arl arm aro arr baa bab bac bai bal bam bao bar bba bbb bbc bbi bbl bbm bbo bbr bca bcb bcc bci bcl bcm bco bcr bi- bia bib bic bii bil bim bio bir bla blb blc bli bll blm blo blr bma bmb bmc bmi bml bmm bmo bmr boa bob boc boi bol bom boo bor bra brb bri brl brm bro brr c-- caa cab cac cai cal cam cao car cba cbb cbc cbi cbl cbm cbo cbr cca ccb ccc cci ccl ccm cco ccr ci- cia cib cic cii cil cim cio cir cl- cla clb clc cli cll clm clo clr cma cmb cmc cmi cml cmm cmo cmr co- coa cob coc coi col com coo cor cra crb crc cri crl crm cro crr ia- iaa iab iac iai ial iam iao iar iba ibb ibc ibi ibl ibm ibo ibr ica icb icc ici icl icm ico icr iia iib iic iii iil iim iio iir il- ila ilb ilc ili ill ilm ilo ilr im- ima imb imc imi iml imm imo io- ioa iob ioc ioi iol iom ioo ior ir- ira irb irc iri irl irm iro irr la- laa lab lac lai lal lam lao lar lba lbb lbc lbi lbl lbm lbo lbr lca lcb lcc lci lcl lcm lco lcr lia lib lic lii lil lim lio lir lla llb llc lli lll llm llo llr lma lmb lmc lmi lml lmm lmo lmr loa lob loc loi lol lom loo lor lra lrb lrc lri lrm lro lrr m-o m-r maa mab mac mai mal mam mao mar mba mbb mbc mbi mbl mbm mbo mbr mc- mca mcb mcc mci mcl mcm mco mcr mi- mia mib mic mii mil mim mio mir mla mlb mlc mli mll mlm mlo mlr mma mmb mmc mmi mml mmm mmo mmr moa mob moc moi mol mom moo mor mra mrb mrc mri mrl mrm mro mrr o-i oaa oab oac oai oal oam oao oar ob- oba obb obc obi obl obm obo obr oc- oca ocb occ oci ocl ocm oco ocr oia oib oic oii oil oim oio oir ola olb olc oli oll olm olo om- oma omb omc omi oml omm omo omr oo- ooa oob ooc ooi ool oom ooo oor or- ora orb orc ori orl orm oro orr ra- raa rab rac rai ral ram rao rar rba rbb rbc rbi rbl rbm rbo rbr rca rcb rcc rci rcl rcm rco rcr ria rib ric rii ril rim rio rir rla rlc rli rll rlm rlo rlr rma rmb rmc rmi rml rmm rmo rmr roa rob roc roi rol rom roo ror rra rrb rrc rri rrl rrm rrr